Compléter Modal Verbs Fill-in the blanksVersion en ligne This is an exploratory activity to place the student about the uses of the modal verbs in English par Dixie Londoño 1 must could have have must might would I remember going to the British Museum one day to read up the treatment for some slight ailment of which I had a touch . I read all I came to read and then I began to study diseases , generally , turning the leaves idly . I came to typhoid fever , read the symptoms and discovered I must had it for months without knowing it . Cholera I had with severe complications and diphtheria I have been born with . I was relieved to find that Bright's disease I had only in a modified form and , so far as that was concerned , I live for years . The only disease I conclude I had not got was housemaid's knee . I sat and pondered . I thought what an interesting case I must be from a medical point of view . I was hospital in myself . All students need do be to walk round me and after that take their diploma . I tried to feel my heart . I could not feel my heart . I think now that it have been there all the time , and must been beating , but cannot account for it . I had walked into that reading - room a happy , healthy man , I crawled out a decrepit wreck . ( After " Three Men in a Boat " by Jerome K . Jerome )